Ak. Zelenin et Ml. Trudell, A 2-STEP SYNTHESIS OF DIAMINOFURAZAN AND SYNTHESIS OF N-MONOARYLMETHYL AND N,N-1-DIARYLMETHYL DERIVATIVES, Journal of heterocyclic chemistry, 34(3), 1997, pp. 1057-1060
Diaminofurazan (1) was synthesized from glyoxal (2) by an improved two
-step procedure. The N-monoarylmethyl derivatives 4a-e and N,N'-diaryl
methyl derivatives 5a-e of 1 were prepared in good yields by reductive
alkylation with the corresponding aryl aldehydes.